Home / 26,145.80-36,081.24-14,209.28

Finding the Fourth Proportional to 26,145.80, 36,081.24 and 14,209.28

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Solution

The fourth proportional to 26,145.80, 36,081.24 and 14,209.28 is: 19,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.80 : 36,081.24 = 14,209.28 : x
  2. Step 2: Convert to fraction form
    26,145.80/36,081.24 = 14,209.28/x
  3. Step 3: Cross multiply
    26,145.80x = 36,081.24 × 14,209.28
  4. Step 4: Simplify right side
    26,145.80x = 512,688,441.91
  5. Step 5: Solve for x
    x = 512,688,441.91/26,145.80
  6. Step 6: Final answer
    x = 19,608.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.